ItemLongines Men's Watch
Model #L3.830.4.72.6
CollectionConquest 
CaseStainless Steel
Case BackScrew-Down And Transparent With Sapphire Crystal
BezelFixed Stainless Steel
Dial ColorSilver Sunray
Dial FeaturesDate Display / Silvered Polished Hands / Applied Indexes / Swiss Super-LumiNova Hands & Markers 
ClaspWith triple safety folding clasp and push-piece opening mechanism
Strap ColorSilver
Strap MaterialStainless Steel Strap (21 mm Strap Width / 7 inches Strap Length)
MovementSelf-winding mechanical movement beating at 25'200 vibrations per hour, with a monocrystalline silicon balance-spring power reserve up to 72 hours / L888
Case Width41 mm (Case Thickness 10.90 mm)
Water-Resistant100 meters
CrystalScratch-resistant sapphire crystal, with several layers of anti-reflective coating on both sides